PQ60025QGA25 Datasheet, PDF (3/13 Pages) SynQor Worldwide Headquarters – 25 Amp, No Heatsink, Isolated DC/DC Converter

Technical Specification
Quarter
Brick
48Vin 2.5Vout 25A
PQ60025QGA25 ELECTRICAL CHARACTERISTICS
T_A=25°C, airflow rate=300 LFM, V_in=48Vdc unless otherwise noted; full operating temperature range is -40°C to +100°C ambient
temperature with appropriate power derating. Specifications subject to change without notice.
Parameter
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating
Operating
Operating Transient Protection
Isolation Voltage (input to output)
Operating Temperature
Storage Temperature
Voltage at ON/OFF input pin
INPUT CHARACTERISTICS
Operating Input Voltage Range
Input Under-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Maximum Input Current
No-Load Input Current
Disabled Input Current
Inrush Current Transient Rating
Response to Input Transient
Input Reflected-Ripple Current
Recommended Input Fuse
Input Filter Component Values (C\L)
Recommended External Input Capacitance
OUTPUT CHARACTERISTICS
Output Voltage Set Point
Output Voltage Regulation
Over Line
Over Load
Over Temperature
Total Output Voltage Range
Output Voltage Ripple and Noise
Peak-to-Peak
RMS
Operating Output Current Range
Output DC Current-Limit Inception
Output DC Current-Limit Shutdown Voltage
Back-Drive Current Limit while Enabled
Back-Drive Current Limit while Disabled
Maximum Output Capacitance
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection
Output Voltage During Load Current Transient
Step Change in Output Current (0.1A/µs)
Step Change in Output Current (5A/µs)
Settling Time
Turn-On Transient
Turn-On Time
Start-Up Inhibit Time
Output Voltage Overshoot
EFFICIENCY
100% Load
50% Load
TEMPERATURE LIMITS FOR POWER DERATING CURVES
Semiconductor Junction Temperature
Board Temperature
Transformer Temperature
ISOLATION CHARACTERISTICS
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Min.
Typ.
Max. Units Notes & Conditions
-40
-55
-2
35
32
28.5
2.5
33
2.475
2.427
0
26
0.5
0
180
100
80
100
2000
100
125
18
48
75
33
29.5
3.5
45
1.6
0.01
150
4
2.46\4.7
47
34
30.5
4.5
2.0
60
3
20
2.500
+0.1 _{\ 2}
+0.1 _{\ 2}
+13
2.525
+0.2 _{\ 5}
+0.2 _{\ 5}
+38
2.573
50
100
10
20
25
30
34
1.2
1.0
2.0
10
50
25,000
78
190
190
500
4
8
200
215
0
86
88
125
125
125
2000
10
470
V continuous
V continuous
V 100ms transient
V Basic level, Pollution Degree 2
°C
°C
V
V
V
V
V
A
mA
mA
A²s
mV
mA
A
µF\µH
µF
100% Load, 35 Vin
1000V/ms input transient
P-P thru 10µH inductor; Figs. 13 & 15
fast blow external fuse recommended
internal values, see Figure E
see Figure 13
V
%\mV
%\mV
mV
V
mV
mV
A
A
V
A
mA
µF
over sample, line, load, temperature & life
20MHz bandwidth; Fig. 13 & 16
Full Load, see Figures 13 & 16
Full Load, see Figures 13 & 16
Output Voltage 10% Low; Fig. 17
Negative current drawn from output
Negative current drawn from output
2.5Vout at 25A Resistive Load
dB 120 Hz; Fig. 20
mV 50% to 75% to 50% Iout max; Figure 11
mV 50% to 75% to 50% Iout max; Figure 12
µs to within 1% Vout nom
ms Full load, Vout=90% nom.; Figs. 9 & 10
ms -40°C to +125°C; Figure F
% 10,000 µF load capacitance, Iout = 0A
% Figures 1 - 4
% Figures 1 - 4
°C Package rated to 150°C
°C UL rated max operating temp 130°C
°C See Figures 5 - 8 for derating curves
V
MΩ
pF
Product # PQ60025QGA25
Phone [phone]
Doc.# 005-2QG625D Rev. B
6/26/02
Page 3